| Double T LLC | DL314395 | 2025-11-24 | Active | Dell Rapids |
| DOUBLE T SPOT, INC. | DB168080 | 2019-07-30 | Active | BRITTON |
| Double T Truck Stop LLC | DL045613 | 2015-10-26 | Active | YANKTON |
| Double T Trucking LLC | DL132636 | 2017-04-18 | Dissolved | STURGIS |
| Double Tail Lodge LLC | DL264546 | 2023-12-16 | Active | Rapid City |
| Double Tap Construction LLC | DL203888 | 2021-06-01 | Active | rapid city |
| Double Tap Shooting Complex, LLC | DL047228 | 2016-02-23 | Dissolved | EDGEMONT |
| Double Time Fitness LLC | DL044951 | 2015-09-01 | Dissolved | SIoUX FALLS |
| DOUBLE TREE PROPERTIES, LLC | DL015511 | 2008-01-09 | Inactive | WATERTOWN |
| DOUBLE TREE RANCH L.L.C. | DA000266 | 1994-10-11 | Inactive | WITTEN |
| DOUBLE TROUBLE INCORPORATION | DB049993 | 2005-08-01 | Dissolved | TYNDALL |
| DOUBLE U B, LLC | DL033111 | 2013-07-15 | Dissolved | MADISON |
| DOUBLE U FARM, LLP | DR001085 | 2007-03-01 | Inactive | — |
| DOUBLE UNIVERSE, LLC | DL034838 | 2013-08-30 | Dissolved | Phoenix |
| DOUBLE UP, PARTNERSHIP | GP000038 | 2008-03-27 | Inactive | — |
| DOUBLE V CONSTRUCTION, INC. DBA: IOWA DOUBLE V CONSTRUCTION INC. | FB027567 | 2003-08-06 | Revoked | SIOUX CENTER |
| DOUBLE V DAIRY, LLC | FL042469 | 2014-02-20 | Inactive | HUDSON |
| Double V Dispatch LLC | DL301694 | 2025-06-04 | Active | Marion |
| DOUBLE V ENTERPRISES, INC. | DB035584 | 1995-03-23 | Inactive | — |
| DOUBLE V LAND & CATTLE LLC | DL032748 | 2013-06-11 | Active | MAURICE |
| Double V Roofing, LLC | DL045160 | 2015-09-17 | Dissolved | SIOUX FALLS |
| Double Vision Painting and Staining LLC | DL202976 | 2021-05-15 | Active | Rapid City |
| Double Vision Properties, LLC | DL196154 | 2021-02-05 | Dissolved | Belle Fourche |
| Double W Construction, LLC | DL289499 | 2024-12-20 | Active | Alexandria |
| DOUBLE W FARMS, INC. | DF000121 | 2004-03-15 | Active | VIBORG |
| DOUBLE W INVESTMENTS, L.L.C. | DL001103 | 1997-01-14 | Dissolved | — |
| DOUBLE X LAND MANAGEMENT, INC. | DB022250 | 1983-03-25 | Dissolved | RAPID CITY |
| DOUBLE X, INC. | DB030435 | 1991-03-20 | Inactive | — |
| Double Y Trucking, LLC | DL042389 | 2015-02-23 | Dissolved | BELLE FOURCHE |
| Double Z Auto Detailing LLC | DL280249 | 2024-08-01 | Active | Rapid City |
| DOUBLE Z, LLC | DL020561 | 2010-01-08 | Dissolved | BROOKINGS |
| Double's Grocery & Fashion Store LLC | DL305824 | 2025-07-29 | Active | SIOUX FALLS |
| DOUBLE-CROSS BAR FAMILY LIMITED PARTNERSHIP | DP002407 | 2012-10-01 | Active | FAITH |
| DOUBLE-D HAY GRINDING, L.L.C. | DL012195 | 2006-09-27 | Inactive | — |
| Double-H LV, L.L.C. | DL167255 | 2019-07-12 | Dissolved | Brookings |
| Double-Nickel Ranch Inc | DB260516 | 2023-10-11 | Active | Fedora |
| DOUBLE-TAKE SOFTWARE, INC. | FB039504 | 2016-08-17 | Inactive | SOUTHBORO |
| DOUBLE-UP, INC. | DB049472 | 2005-03-25 | Active | PIERRE |
| DOUBLE-YOU GALLERIES, INC. | DB045241 | 2002-03-21 | Active | RAPID CITY |
| DoubleB LLC | DL050124 | 2016-09-29 | Dissolved | SIOUX FALLS |
| DoubleClose.com LLC | DL158621 | 2019-01-08 | Active | Watertown |
| DoubleDux LLC | DL321870 | 2026-02-25 | Active | Rapid City |
| DOUBLESHOT DEVELOPMENT, L.L.C. | DL006722 | 2003-12-29 | Inactive | CUSTER |
| DOUBLETREE HOTEL SYSTEMS LLC | FL003996 | 2008-03-27 | Inactive | MCLEAN |
| DOUBLETREE HOTEL SYSTEMS, INC. | FB018211 | 1995-09-05 | Inactive | BEVERLY HILLS |
| DoubleYou Destinations, LLC | DL271780 | 2024-03-28 | Active | Greeley |
| DOUCE WELLNESS CONSULTING LLC | DL322323 | 2026-03-03 | Active | SIOUX FALLS |
| Doucette, LLC | DL200078 | 2021-04-02 | Inactive | Brandon |
| Doud BTS, Inc. | FB157246 | 2018-12-06 | Inactive | Pierre |
| Doud BTS, Inc. | FB231665 | 2022-07-29 | Active | Golden |
| Doud Cleaning LLC | DL221264 | 2022-02-22 | Dissolved | STURGIS |
| DOUD COUNSELING SERVICES, L.L.C. | DL030857 | 2013-01-07 | Active | STURGIS |
| DOUD FAMILY LAND LIMITED PARTNERSHIP | DP000986 | 1999-02-10 | Active | — |
| DOUD RANCH, L.L.C. | DL012865 | 2007-01-02 | Active | MIDLAND |
| Doug & Ami, Limited Partnership | DP002602 | 2013-09-30 | Active | SIOUX FALLS |
| DOUG & JERRY MASONRY, INC. | DB051049 | 2006-05-02 | Active | Watertown |
| DOUG & TANYA SCHNECK FARMS, INC. | DF057753 | 2013-04-25 | Active | MILBANK |
| Doug 3 Properties LLC | DL189633 | 2020-10-20 | Dissolved | Whitewood |
| DOUG ABELN SEED COMPANY | DB054166 | 2008-12-29 | Active | GROTON |
| DOUG AND ANNA GRILLER, L.L.C. | DL019624 | 2009-08-27 | Dissolved | VIVIAN |
| DOUG BRADLEY TRUCKING, INC. | FB022676 | 1999-06-24 | Active | SALINA |
| DOUG GUILE-HOMEBUILDER, L.L.C. | DL004081 | 2001-09-24 | Dissolved | — |
| DOUG HENDRIKS CONSULTING, LLC | DL006622 | 2003-12-12 | Active | Canton |
| DOUG HERTY, INC. | DB039944 | 1998-04-17 | Active | SIOUX FALLS |
| DOUG JONES TRUCKING LLC | DL018558 | 2009-03-24 | Active | IPSWICH |
| DOUG K TRUCKING, INC. | DB038671 | 1997-06-06 | Dissolved | HIGHMORE |
| DOUG KA SERVICE, EAST, INC. | DB044767 | 2001-12-04 | Dissolved | MILLER |
| DOUG KA SERVICE, INC. | DB039411 | 1997-12-24 | Dissolved | HIGHMORE |
| DOUG KAZMERZAK TRUCKING, INC. | DB042022 | 1999-11-08 | Dissolved | ERWIN |
| Doug Kranz Construction, LLC | DL202666 | 2021-05-10 | Active | WATERTOWN |
| DOUG KROEPLIN APARTMENTS, LLC | DL023374 | 2010-12-30 | Inactive | HIGHMORE |
| DOUG KROEPLIN FARMS, LLC | DL023373 | 2010-12-30 | Active | HIGHMORE |
| DOUG KROEPLIN REALTY, LLC | DL023421 | 2011-01-05 | Inactive | HIGHMORE |
| DOUG KROEPLIN SALE BARN, LLC | DL023372 | 2010-12-30 | Inactive | HIGHMORE |
| Doug Laib's Repair LLC | DL144767 | 2018-03-02 | Dissolved | Armour |
| Doug Larson Ministries, Inc. | FN030319 | 2014-01-02 | Inactive | FAIRMONT |
| Doug Lee Pictures LLC | DL159998 | 2019-02-06 | Active | Sioux Falls |
| Doug Lei Trucking LLC | DL209626 | 2021-09-03 | Dissolved | Newell |
| DOUG MARCINIAK AGENCY, INC. | FB025198 | 2001-06-04 | Revoked | OWATONNA |
| Doug Markworth Insurance Agency, Inc. | DB253255 | 2023-06-21 | Active | Mitchell |
| DOUG MARQUARDT, INC. | DB053642 | 2008-05-27 | Active | Yankton |
| DOUG MEYER CONSTRUCTION, LLC | DL004879 | 2002-06-28 | Active | LENNOX |
| DOUG MEYERINK CONSTRUCTION, INC. | DB044669 | 2001-10-30 | Dissolved | Platte |
| DOUG MILLER FOUNDATION, INC. | NS011401 | 2000-01-10 | Dissolved | RAPID CITY |
| DOUG O'BRYAN CONTRACTING, INC. | DB035596 | 1995-03-24 | Active | MARTIN |
| DOUG OLIVIER AGENCY, INC. | DB041231 | 1999-03-31 | Dissolved | — |
| DOUG ROSS TRUCKING, INC. | FB021780 | 1998-09-15 | Revoked | LINCOLN |
| DOUG RUEDLINGER, INC. | FB014887 | 1991-10-21 | Revoked | TOPEKA |
| DOUG SCHNECK MANAGEMENT, LLC | DL030391 | 2012-12-12 | Active | MILBANK |
| DOUG SCHNECK REAL ESTATE LIMITED PARTNERSHIP | DP002466 | 2012-12-13 | Active | MILBANK |
| Doug Schoenfelder Construction, LLC | DL169307 | 2019-08-26 | Active | Sioux Falls |
| DOUG SMITH CONSTRUCTION, INC. | DB042580 | 2000-03-20 | Dissolved | HARRISBURG |
| DOUG WAGER CONSTRUCTION, LLC | DL029183 | 2012-08-22 | Active | MOBRIDGE |
| DOUG WOLFGANG, LTD. | FB006958 | 1980-02-28 | Revoked | DES MOINES |
| DOUG'S ANCHOR MARINE, INC. | DB035020 | 1994-11-23 | Active | WATERTOWN |
| Doug's Auto Repair Inc. | DB034574 | 1994-07-01 | Active | WATERTOWN |
| DOUG'S CUSTOM PAINT & BODY, INC. | DB040521 | 1998-09-21 | Active | Mitchell |
| Doug's Deals, LLC | DL253942 | 2023-07-03 | Dissolved | North Sioux City |
| DOUG'S FOOD CENTER, INC. | DB025484 | 1986-06-12 | Dissolved | SPRINGFIELD |
| Doug's Handyman Service LLC | DL271656 | 2024-03-27 | Dissolved | Sioux Falls |
| DOUG'S PORTABLE WELDING, INC. | DB034125 | 1994-03-04 | Inactive | — |
| Doug's Repair, LLC | DL049925 | 2016-09-13 | Active | MT VERNON |
| DOUG'S SINCLAIR, INC. | DB044592 | 2001-10-03 | Inactive | — |
| Doug's Window Coverings, LLC | DL170750 | 2019-09-26 | Dissolved | Mitchell |
| Dougan Inc. | DB155703 | 2018-10-29 | Dissolved | Chester |
| Dougan Properties LLC | DL297003 | 2025-04-02 | Active | Brookings |
| DOUGH BOYS, LLC | DL316325 | 2025-12-23 | Active | Vermillion |
| DOUGH-NUTS, INC. | DB031971 | 1992-07-23 | Inactive | — |
| DoughBliss, LLC | DL296438 | 2025-03-25 | Active | Rapid City |
| DOUGHERTY & ASSOCIATES, INC. | DB049996 | 2005-08-01 | Active | Sioux Falls |
| DOUGHERTY & DOUGHERTY LLP | DR000151 | 1997-05-15 | Inactive | SIOUX FALLS |
| DOUGHERTY CATTLE COMPANY, INC. | DB042454 | 2000-02-17 | Active | COLOME |
| DOUGHERTY DAWKINS L.L.C. | FL000216 | 1997-08-15 | Inactive | MINNEAPOLIS |
| DOUGHERTY DAWKINS, INC. | FB005952 | 1977-07-18 | Inactive | MINNEAPOLIS |
| DOUGHERTY ENTERPRISES, INC. | DB003707 | 1964-06-25 | Dissolved | — |
| DOUGHERTY FAMILY LIMITED PARTNERSHIP | DP000463 | 1995-01-18 | Active | SIOUX FALLS |
| DOUGHERTY FEEDING COMPANY, INC. | DB047539 | 2003-11-18 | Active | COLOME |
| DOUGHERTY HOMES, LLC | DL037618 | 2014-02-27 | Dissolved | SIOUX FALLS |
| Dougherty Law PLLC | DL275810 | 2024-05-28 | Active | Sioux Falls |
| DOUGHERTY PROPERTIES, L.L.C. | DL019827 | 2009-09-25 | Active | SIOUX FALLS |
| Dougherty Trucking, LLC | DL320392 | 2026-02-10 | Active | Colome |
| DOUGHERTY'S SPORTS ZONE, INC. | DB049312 | 2005-02-16 | Dissolved | HARRISBURG |
| DOUGHERTY-GAINEY, LLC | DL173745 | 2019-12-03 | Active | SIOUX FALLS |
| DOUGHERTY-GETTY, LLC | DL173753 | 2019-12-03 | Inactive | SIOUX FALLS |
| Doughgetter LLC | DL039953 | 2014-08-20 | Active | Scott City |
| DOUGLAS A. THOM MEMORIAL CORPORATION | 19620010ND | 1962-02-23 | Active | — |
| DOUGLAS AND SARA HAMILTON I, LLC | DL008412 | 2004-12-28 | Inactive | — |
| Douglas Barnett for Circuit Judge | NS221409 | 2022-02-25 | Dissolved | Sioux Falls |
| Douglas Beltman Agency, LLC | DL264306 | 2023-12-13 | Active | Sioux Falls |
| DOUGLAS C. BEEMER, O.D., P.C. | DB026662 | 1987-08-31 | Dissolved | PIERRE |
| DOUGLAS COMMUNICATIONS NORTH LIMITED PARTNERSHIP | FP000020 | 1988-01-12 | Inactive | RIDGEWOOD |
| DOUGLAS COMMUNICATIONS NORTH, INC. | FB011869 | 1988-01-13 | Revoked | DOVER |
| DOUGLAS COMMUNITY RURAL WATER, INC. | NS007619 | 1983-07-18 | Dissolved | — |
| DOUGLAS COUNTY CHEESE COMPANY, INC. | DB026185 | 1987-03-09 | Inactive | — |
| DOUGLAS COUNTY CONSERVATION DISTRICT | DM009338 | 1965-05-27 | Active | ARMOUR |
| Douglas County Historical Society II | NS049353 | 2014-06-02 | Active | ARMOUR |
| DOUGLAS COUNTY INSURANCE SERVICES, INC. D/B/A COWEST INSURANCE GROUP, INC. | FB021163 | 1998-03-27 | Inactive | CASTLE ROCK |
| DOUGLAS COUNTY INSURANCE, INC. | DB035146 | 1994-12-22 | Active | ARMOUR |
| DOUGLAS COUNTY MEDICAL COMMITTEE, INC. | NS006302 | 1977-08-02 | Inactive | — |
| DOUGLAS COUNTY MEMORIAL HOSPITAL | NS008642 | 1987-12-21 | Active | ARMOUR |
| DOUGLAS COUNTY MEMORIAL HOSPITAL FOUNDATION | NS015176 | 2013-08-05 | Active | ARMOUR |
| DOUGLAS COUNTY PUBLISHING, INC. | DB039392 | 1997-12-22 | Active | CORSICA |
| Douglas County SD 4-H Leaders Association | NS247686 | 2023-03-30 | Active | Armour |
| DOUGLAS COUNTY TITLE, INC. | DB041516 | 1999-06-09 | Active | ARMOUR |
| Douglas Detail Works LLC | DL205862 | 2021-07-04 | Active | RAPID CITY |
| Douglas Diamond Insurance, LLC | DL218815 | 2022-01-19 | Active | Delmont |
| Douglas Did It LLC | DL032413 | 2013-05-13 | Dissolved | MADISON |
| Douglas E Greene, LLC | DL333087 | 2026-07-08 | Active | Brookings |
| DOUGLAS E. AMEN, P.C. | DB024083 | 1985-01-09 | Dissolved | Canton |
| DOUGLAS E. MILLER MARKETING, INC. | DB041291 | 1999-04-14 | Inactive | — |
| DOUGLAS E. TORBERT, O.D., P.C. | DB020607 | 1981-04-28 | Dissolved | — |
| DOUGLAS ELECTRIC COOPERATIVE, INC. | PU000386 | 1946-06-20 | Active | — |
| DOUGLAS F. MCATEE, D.D.S., P.C. | DB025904 | 1986-12-09 | Inactive | — |
| DOUGLAS FAMILY PROPERTIES, LLC | DL013498 | 2007-03-23 | Active | WHITEWOOD |
| DOUGLAS FARM MUTUAL INSURANCE COMPANY | IN000042 | 1942-11-21 | Inactive | — |
| DOUGLAS FEED MILL, INC. | DB035161 | 1994-12-23 | Active | ARMOUR |
| DOUGLAS FEED MILL, INC. | DB009662 | 1969-05-19 | Dissolved | — |
| DOUGLAS FEEDERS, L.L.C. | DL000634 | 1995-12-07 | Dissolved | ARMOUR |
| DOUGLAS GUARDIAN, LLC | FL256745 | 2023-08-15 | Active | Beaverton |
| DOUGLAS HACKETT PHYSICAL THERAPY, PROF L.L.C. | DL025232 | 2011-07-19 | Dissolved | FORT THOMPSON |
| Douglas High School Booster Club | NS049064 | 2013-11-04 | Active | Box Elder |
| DOUGLAS HOFFMAN, P.C. | DB038064 | 1997-01-02 | Dissolved | — |
| DOUGLAS HOLLER, INC. | DF000035 | 1990-02-15 | Active | Pierpont |
| Douglas Janousek Farms, Inc | DB174701 | 2019-12-20 | Active | FAIRFAX |
| DOUGLAS L. ANDERSON, P.C. | DB027131 | 1988-02-16 | Inactive | — |
| Douglas Machinery, LLC | DL043944 | 2015-06-01 | Active | ST FRANCIS |
| DOUGLAS N. HIGGINS, INC. | FB011637 | 1987-08-17 | Inactive | ANN ARBOR |
| DOUGLAS OIL COMPANY OF CALIFORNIA | FB018446 | 1995-11-29 | Active | Houston |
| Douglas Patriot Baseball, Inc. | NS155820 | 2018-10-31 | Dissolved | Box Elder |
| Douglas Pepper Investments, LLC | DL136720 | 2017-09-05 | Active | Sioux Falls |
| Douglas Pointe Apartments, LLC | DL290580 | 2025-01-08 | Active | Norfolk |
| Douglas Pork LLC | DL148777 | 2018-05-25 | Active | New Holland |
| DOUGLAS POST NO. 6897, VETERANS OF FOREIGN WARS OF THE UNITED STATES, INCORPORATED | NS002599 | 1952-02-27 | Active | Armour |
| DOUGLAS PROPERTIES, LLC | DL026096 | 2011-10-31 | Active | Sioux Falls |
| DOUGLAS R. OSTHUS, INC. | DB036149 | 1995-08-15 | Dissolved | DE SMET |
| DOUGLAS S. TAYLOR, L.L.C. | DL011049 | 2006-04-04 | Inactive | DEADWOOD |
| Douglas Street Investments, LLC | DL043269 | 2015-04-16 | Active | SIOUX FALLS |
| DOUGLAS SUPER 8 MOTEL, INC. | DB025096 | 1986-02-05 | Dissolved | — |
| DOUGLAS TRUCKING, INC. | DB036586 | 1995-12-26 | Active | Crooks |
| DOUGLAS VACATION RENTALS LLC | DL142269 | 2018-01-08 | Dissolved | WHITEWOOD |
| DOUGLAS WRESTLING CLUB | NS010589 | 1996-06-07 | Active | Box Elder |
| Douglas, LLC | DL173914 | 2019-12-05 | Active | Aberdeen |
| DOUGLAS-GUARDIAN SERVICES CORPORATION | FB020313 | 1997-07-21 | Revoked | HOUSTON |
| DOUGLAS-GUARDIAN SERVICES CORPORATION | 19570003F | 1957-03-01 | Revoked | — |
| DOUGLAS-GUARDIAN SERVICES CORPORATION | FB000306 | 1954-07-06 | Revoked | SAN FRANCISCO, |
| Douglas-Mockingbird, L.L.C. | DL041225 | 2014-11-26 | Active | BOX ELDER |
| Douglass Consulting LLC | DL253656 | 2023-06-27 | Dissolved | OAKDALE |
| DOUGLASS CORPORATION | 19430123D | 1943-01-18 | Dissolved | — |
| Douglass Enterprise L.L.C. | DL204168 | 2021-06-04 | Suspended | Sioux Falls |
| DOUGLASS ENTERPRISES, LTD. | DB020086 | 1980-10-14 | Dissolved | YANKTON |
| DOUGLASS FINANCIAL CORPORATION | FB015264 | 1992-05-18 | Revoked | CARLSBAD |
| Douglass Legacy LLC | DL276904 | 2024-06-13 | Active | SIOUX FALLS |
| DOUGLASS RESOURCES, INCORPORATED | DB250377 | 2023-05-08 | Suspended | ARCADIA |
| DOUGS TRUCKING LLC | DL263728 | 2023-12-05 | Active | DIMOCK |
| Dougubusiss Inc | DB309119 | 2025-09-12 | Active | Pierre |
| DOURAL LOGISTIC LLC | DL292062 | 2025-01-30 | Dissolved | ABERDEEN |
| Dousay Transport LLC | DL276008 | 2024-05-30 | Active | De Smet |
| Douville Consulting LLC | DL278901 | 2024-07-16 | Dissolved | Chamberlain |
| Dov Roth LLC | DL277190 | 2024-06-18 | Dissolved | San Francisco |
| Dove Canyon Management Group, LLC | DL308330 | 2025-09-03 | Active | Rapid City |